As we all know, bubbles can not only play play, but also ... | Play seriously

Author:Institute of Physics of the Ch Time:2022.08.06

Everyone has played with bubbles

But the bubbles are very fragile in the impression of the editor

Break down when you touch it lightly

However, today we are going to play the bubble as a ball

Don't come to watch yet

experiment equipment

The marked cup, corn syrup, starch, bubble powder, dishwashing, cup, wire gloves, electronic scale

experiment procedure

First of all, we are ready for the following dosage raw materials

Then, mix these raw materials and mix well

Get such a cup of strong bubble water

Unlike ordinary bubble water

Bubble made with strong bubble water

Not only can it be kept on the gloves for a longer time

You can also use your hands to "Ball the ball"

Call your friends to play together

The most time than whom the ball is

Original understanding

Washing essence is a kind of surfactant. It is hydrophilic at one end and water sparse. When a bubble is formed, the hydrophilic group of the surfactant facing the solution, and the hydrophobic end faces the air. Due to the effect of gravity, the water on the top layer will always flow down, which leads to the thinner and thinner film of the top layer. The motion of the external motion of the outside world will cause the membrane to wrinkle, which will rupture.

Corn syrup can absorb water molecules from the air, reduce the evaporation of water molecules in the bubble, and at the same time, starch particles covered outside can inhibit drainage caused by gravity. Under the common effect of the two, the life of bubbles increases.

Human skin will secrete some oils, and these fats will destroy the balance of the surface tension of the bubble and break it. The use of cleanline gloves not only avoids the effect of oil, but also because the surface structure of the fiber fabric has more gaps, more hydrophobic, and small contact area with bubbles. Therefore, when the bubbles are pushed with gloves, the bubbles are not easy to break, and it is not easy to attach to the fabric, which can bounce again.

Review

NO.313 What kind of experience is it?

01.ᵔᴥᵔ ᵔᴥᵔ 验 's experiment sharing is as follows:

02.Mystery's experiment sharing is as follows:

03. 实 Experiment sharing is as follows:

04. Deep@0 奥 Experiment sharing is as follows:

05. The experimental sharing of blue bubbles is as follows:

06.Xian participated in the. 108 罡 煞 Experiment sharing is as follows:

07. ๑ Experiment sharing is as follows:

The vote will end at 00:00 on August 11

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It will be published by the Machinery Industry Publishing House

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